This kinda creepy sounding — but really cool — new technology was created at the University of Tokyo. It’s called e-skin, and it’s made of polyvinyl alcohol combined with a layer of gold. Yes, gold. This combination of materials makes e-skin into a flexible, wearable sensor that can track your vitals and other important health information, CNN reported. Before you get too excited, e-skin hasn’t gone through clinical trials yet, but the developers have been testing it on volunteers and started talking to manufacturers about how to make e-skin available to the public. Read more (Mic)